Displaying 2 results from an estimated 2 matches for "abcd_ef".
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2018 May 05
1
Discovering patterns in textual strings
...rface
than using R's raw regex functionality. Or maybe someone else can suggest a
better approach (which is another reason why you should reply to the list,
not just me).
z <- c("abc",
"abc_def",
"abc.def",
"abc def",
"abcd_ef",
"abcd",
"e","f")
pats <- unique(sub("^(.+)[. _]+.*", "\\1", z))
## gives:
> pats
[1] "abc" "abcd" "e" "f"
This gives you the four separate patterns that you could then use to...
2018 May 07
0
Discovering patterns in textual strings
...rface than using R's raw regex functionality. Or maybe someone else can suggest a better approach (which is another reason why you should reply to the list, not just me).
z <- c("abc",
"abc_def",
"abc.def",
"abc def",
"abcd_ef",
"abcd",
"e","f")
pats <- unique(sub("^(.+)[. _]+.*", "\\1 <file://1> ", z))
## gives:
> pats
[1] "abc" "abcd" "e" "f"
This gives you the four separate patterns that...